.mainbox{
    width:100%;
    height:1000vh;
/*    position: relative;*/
    padding-bottom: env(safe-area-inset-bottom);
    padding-top: env(safe-area-inset-top);
    position: relative;
}
.button1{
    cursor: pointer;
}

/* 讲解弹窗 */
.jj_modal {
    position: fixed;
/*    left: 28rpx;*/
/*    bottom: calc(146rpx + env(safe-area-inset-bottom));*/
    width: 100%;
    height: 370rpx;
    background: #ffffff;
    border-radius: 16rpx;
    box-shadow: 3rpx 5rpx 14rpx 0rpx rgba(117, 32, 43, 0.3);
    z-index: 9;
    animation: 0.5s jj_popup ease;
    bottom: -6rpx;
/*    position: absolute;*/

}

.jj_modal_close {
    position: absolute;
    top: 32rpx;
    right: 38rpx;
    height: 34rpx;
    line-height: 34rpx;
    opacity: 0.5;
    font-size: 30rpx;
    font-weight: 500;
    color: #181818;
}
